Respuesta :

Answer:

x =  (29-3y)/7

Step-by-step explanation:

7x + 3y =29

Solve for x

Subtract 3 y from each side

7x+3y-3y = 29-3y

7x = 29-3y

Divide each side by 7

7x/7 = (29-3y)/7

x =  (29-3y)/7